Detail
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Class
Gastropoda 
 
Class_C
腹足綱 
Order
Mesogastropoda 
Order_C
中腹足目 
Family
Cerithiidae 
Family_C
蟹守螺科 
Genus_C
 
Scientific Name
Clypeomorus bifasciatus bifasciatus
Nomenclator
(Sowerby, 1855) 
Chinese Name
白葚蟹守螺 
Common_C
 
Synonym
 
Common_E
 
Size
18mm 
World Distribution
香港、廣東至海南、南韓、阿拉伯東部 (NG, GP, SO)
 Eastern Arabia (NG, GP, SO)
Taiwan Distribution
蘭嶼,台灣東部海域,台灣北部海域,澎湖,屏東縣恆春半島,牡丹灣,大樹房,台北縣貢寮鄉龍洞,台北縣野柳,台北縣貢寮鄉和美,宜蘭縣石城,台灣東北角,小琉球,東沙島,澎湖 
Habitat
河口、紅樹林等半淡鹹水,泥灘或沙灘。 
Intertidal
Character
圓錐狀,殼厚,螺塔高,體層及次體層略微膨脹,後水管短。殼外表黑色或深褐色,每螺層有三列螺肋,第一列及第三列螺肋為橢圓狀瘤排列而成,中間的螺肋則為1-2條細螺肋。口蓋為角質,褐色。
 
Reference
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